J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Tcichem, Inc.
Telephone 13918644899
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19113/0_EN.htm
Shanghai Benso Pharmaceutical Technology Co., Ltd.
Telephone 13023173052
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30682/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
